﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp1
{
    class SumUtils
    {
        public int Integer { get; set; }
        public int Integer1 { get; set; }
        public int SDF { get; set; }
        public double Decimals { get; set; }
        public double Decimals1 { get; set; }
        public string Zifuchuan { get; set; }
        public string Zifuchuan1 { get; set; }
        public int AA(int Integer, int Integer1)
        {
            return Integer + Integer1;

        }
        public Double AA(Double Decimals, Double Decimals1)
        {
            return Decimals + Decimals1;

        }
        public string AA(string Zifuchuan, string Zifuchuan1)
        {
            return Zifuchuan + Zifuchuan1;

        }
        public int AA(int SDF)
        {
            int SUM=0;
            for (int i = 0; i < SDF; i++)
            {
                SUM += i;
            }
            return SUM;
        }

    }
}
